(19)

(11)

EP 3 759 287 A1

(12)

(43) Date of publication: 06.01.2021 Bulletin 2021/01 (21) Application number: 19757003.9 (22) Date of filing: 26.02.2019

(51) International Patent Classification (IPC):  E03F 5/04(2006.01) G01C 9/00(2006.01) E03C 1/12(2006.01) (86) International application number: PCT/DK2019/050074 (87) International publication number: WO 2019/161874 (29.08.2019 Gazette 2019/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 26.02.2018 DK PA201870126 (71) Applicant: Blücher Metal A/S 7480 Vildbjerg (DK)	(72) Inventors: YOUNG, Stuart Gordon Macclesfield Cheshire SK11 6UT (GB) HODGE, Gary, A. Rutherfordton, North Carolina 28139 (US) (74) Representative: Tellefsen, Jens J.  Patrade A/S Ceresbyen 75 8000 Aarhus C 8000 Aarhus C (DK)